<template>
  <div class="app-container">
    <div>
      <!--查询表单-->
      <el-form :inline="true" class="demo-form-inline">
        <el-form-item>
          <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
        </el-form-item>

        <el-form-item>
          <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
            <el-option :value="1" label="高级讲师"/>
            <el-option :value="2" label="首席讲师"/>
          </el-select>
        </el-form-item>

        <el-form-item label="添加时间">
          <el-date-picker
            v-model="teacherQuery.begin"
            type="datetime"
            placeholder="选择开始时间"
            value-format="yyyy-MM-dd HH:mm:ss"
            default-time="00:00:00"
          />
        </el-form-item>
        <el-form-item>
          <el-date-picker
            v-model="teacherQuery.end"
            type="datetime"
            placeholder="选择截止时间"
            value-format="yyyy-MM-dd HH:mm:ss"
            default-time="00:00:00"
          />
        </el-form-item>

        <el-button type="primary" icon="el-icon-search" @click="initTeacher()">查询</el-button>
        <el-button type="default" @click="resetData()">清空</el-button>
      </el-form>

    </div>
    <div>
      <!-- 表格 -->
      <el-table
        :data="teacherList"
        border
        fit
        highlight-current-row>

        <el-table-column
          label="序号"
          width="70"
          align="center">
          <template slot-scope="scope">
            {{ (page - 1) * limit + scope.$index + 1 }}
          </template>
        </el-table-column>

        <el-table-column prop="name" align="center" label="名称" width="120"/>

        <el-table-column label="头衔" align="center" width="120">
          <template slot-scope="scope">
            {{ scope.row.level===1?'高级讲师':'首席讲师' }}
          </template>
        </el-table-column>


        <el-table-column align="center" prop="career"  width="120" label="资历"/>
        <el-table-column align="center" prop="intro" label="讲师简介"/>

        <el-table-column align="center" prop="gmtCreate" label="添加时间" width="200"/>

        <el-table-column  prop="sort" align="center" label="排序" width="80"/>
        <el-table-column label="操作" width="200" align="center">
          <template slot-scope="scope">
            <router-link :to="'/teacher/edit/'+scope.row.id">
              <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
            </router-link>
            <el-button type="danger" size="mini" icon="el-icon-delete" @click="deleteByTeacherId(scope.row.id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页 -->
      <el-pagination
        :current-page="page"
        :page-size="limit"
        :total="total"
        style="padding: 30px 0; text-align: center;"
        layout="total, prev, pager, next, jumper"
        @current-change="initTeacher"
      />
    </div>
  </div>
</template>
<script>

export default {
  data() {
    return {
      teacherList: [],
      page: 1, // 当前页
      limit: 10, // 每页记录数
      total: 0, // 总记录数
      teacherQuery: {}
    }
  },
  mounted() {
    this.initTeacher()
  },
  methods: {
    initTeacher(page=1) {
      this.page=page
      this.postRequest('/eduservice/teacher/pageTeacherCondition/' + this.page + '/' + this.limit, this.teacherQuery).then(res => {
        if(res){
          this.teacherList = res.data.data
          this.total = res.data.total
        }
      })
    },
    deleteByTeacherId(id){

      this.$confirm('此操作将永久删除讲师记录, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {  //点击确定，执行then方法
        this.deleteRequest('/eduservice/teacher/'+id).then(res => {
          if(res){
            this.$message({
              type: 'success',
              message: res.message
            });
            this.initTeacher()
          }
        })
      }) //点击取消，执行catch方法
    },
    resetData() { // 清空的方法
      // 表单输入项数据清空
      this.teacherQuery = {}
      // 查询所有讲师数据
      this.initTeacher()
    }
  }
}
</script>
